Fig. 3From: Primary renal well-differentiated neuroendocrine tumors: report of six cases with an emphasis on the Ki-67 index and mitosisProliferative indices in cases with metastasis. Mitotic figures (a, case no. 4, × 400; b, case no. 6, × 400) and Ki-67 immunostaining (c, case no. 4, × 400; d, case no. 6, × 400) were observedBack to article page